BTO create and publish a variety of important articles, papers, journals and other publications, independently and with our partners, for organisations, government and the private sector. Some of our publications (books, guides and atlases) are also available to buy in our online shop.
Annual report of the Seabird Monitoring Programme
Seabird Population Trends and Causes of Change: 1986–2023
This report presents the latest seabird population trends in breeding abundance and productivity using data from the Seabird Monitoring Programme (SMP).
The report documents changes in the abundance and productivity of breeding seabird species in Britain and Ireland from 1986 to 2023, and provides a detailed account of the 2021, 2022 and 2023 breeding seasons.

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Report of the Little Owl Food Inquiry, 1936-7. Reprint with corrections from British Birds 31 pp 162, 205 and 249. 74 pp
Author: Hibbert-Ware, A.
Published: 1938
01.01.38
Papers
Distribution of the bridled form of the Common Guillemot Uria aalge (letter)
Author: Southern, H.N.
Published: 1938
01.01.38
Papers
The heathland birds of South Haven Peninsula, Studland Heath, Dorset
Author: Lack, D. & Venables, L.S.V.
Published: 1937
01.01.37
Papers
Report of the Little Owl Food Inquiry, 1936-7 - Part 3
Author: Hibbert-Ware, A.
Published: 1937
01.01.37
Papers
Report of the Little Owl Food Inquiry, 1936-7 - Part 2
Author: Hibbert-Ware, A.
Published: 1937
01.01.37
Papers